//Account.java
//respesent a bank account with basic services such as deposit and withdraw.
import java.text.NumberFormat;
public class Account
{
  private final double RATE = 0.035;//interest rate of 3.5%

  private long acctNumber;
  private double balance;
  private String name;
  //Sets up the account by defining its owner,account number,and initial balance.
  public Account(String owner,long account,double initial)
  {
  name = owner;
  acctNumber = account;
  balance = initial;
  }
  public Account(String owner,long account)
  {
  name = owner;
  acctNumber = account;
  balance = 0;
  }
 //Deposits the specified amount into the account.Return the new balance. 
 public double deposit(double amount)
 {
   balance = balance + amount;
   return balance;
 }
 //withdraws the specified amount from the account and applies the fee,Returns the new balance.
public double withdraw(double amount,double fee)
{
  balance = balance-amount-fee;
  return balance;
}
//Adds interest to the account and returns the new balance.
public double addInterest()
{
   balance += (balance*RATE);
   return balance;
}
//Returns the current balance of the account.
public double getBalance()
{
  return balance;
}  
//Returns a one-line description of the account as a string.
public String toString()
{
  NumberFormat fmt = NumberFormat.getCurrencyInstance();
  return acctNumber+"\t"+name+"\t"+fmt.format(balance);
  }
}  





